奔雷手文泰来
2018-11-10 13:07
package com.imooc.dada; public class Car { private int id; //车辆序号 private String name; //车辆名字 private int fee; //车辆租取费用 private int carryNums; //车辆载客数 private int carryCapacity; //车辆载货量 public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public int getFee() { return fee; } public void setFee(int fee) { this.fee = fee; } public int getCarryNums() { return carryNums; } public void setCarryNums(int carryNums) { this.carryNums = carryNums; } public int getCarryCapacity() { return carryCapacity; } public void setCarryCapacity(int carryCapacity) { this.carryCapacity = carryCapacity; } public Car(int id,String name,int fee,int carryNums,int carryCapacity){ setId(id); setName(name); setFee(fee); setCarryNums(carryNums); setCarryCapacity(carryCapacity); } public void carry(){ //输出车辆列表 System.out.println(id+".\t\t"+name+"\t\t\t"+fee+"元/天\t\t\t载人:"+carryNums+"人,载货:"+carryCapacity+"吨"); } }
package com.imooc.dada; import java.util.*; public class Dada { public static void main(String[] args) { Car[] cars={ //建立车辆对象 保存为数组 new Car(1,"奥迪A4",450,4,0), new Car(2,"马自达6",400,4,0), new Car(3,"皮卡雪6",500,4,2), new Car(4,"金龙",800,20,0), new Car(5,"松花江",400,0,4), new Car(6,"依维柯",1000,0,20) }; //输出可租车辆列表 System.out.println("序号\t\t汽车名称\t\t\t租金\t\t\t\t容量"); for (Car car:cars ) { car.carry(); } int totalFee = 0; //总费用 int totalNums = 0; //总载客数 int totalCarry = 0; //总载货量 List<String> carryNumsCars=new ArrayList<String>(); //用户选取的载客车辆数组 List<String> carryCapacityCars=new ArrayList<String>(); //用户选取的载货车辆数组 for (int a=0;;a++) { //使用无限循环,用break中断 System.out.println("请输入所需租取车辆序号:"); Scanner scan = new Scanner(System.in); int i = scan.nextInt(); int day; //车辆租取天数 int quantity; //车辆租取数量 System.out.println("请输入租取数量:"); quantity = scan.nextInt(); System.out.println("请输入租取天数:"); day = scan.nextInt(); totalCarry = totalCarry + cars[i - 1].getCarryCapacity() * quantity; totalFee = totalFee + cars[i - 1].getFee() * quantity * day; totalNums = totalNums + cars[i - 1].getCarryNums() * quantity; if(cars[i-1].getCarryNums()>0){ carryNumsCars.add(cars[i-1].getName()); //若用户选取的车辆可载客,将车辆加入carryNumsCars数组 } if(cars[i-1].getCarryCapacity()>0){ carryCapacityCars.add(cars[i-1].getName()); ////若用户选取的车辆可载货,将车辆加入carryCapacityCars数组 } System.out.println("是否继续租车:1是;0否"); int b=scan.nextInt(); while(b!=1&&b!=0){ System.out.println("***输入错误,请重新输入***"); System.out.println("是否继续租车:1是;0否"); b=scan.nextInt(); } if(b==0){ break; } } System.out.println("本次租车总费用:"+totalFee); System.out.println("载客的车有:"+carryNumsCars+";总共可载客"+totalNums+"人"); System.out.println("载货的车有:"+carryCapacityCars+";总共可载货"+totalCarry+"吨"); } }
为啥你这构造方法都不写返回值
Java入门第二季 升级版
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